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Overview
| Comment: | Fix a failure in sqlite3ExprCompare() |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: | 835e2cc55feea2f2426c99816c27f9c3 |
| User & Date: | drh 2019-01-17 01:06:00 |
Context
|
2019-01-17
| ||
| 03:43 | Ensure that the variable-length integer decoder in FTS3 never tries to left-shift a negative number. check-in: 10ffc1fe user: drh tags: trunk | |
| 01:06 | Fix a failure in sqlite3ExprCompare() check-in: 835e2cc5 user: drh tags: trunk | |
|
2019-01-16
| ||
| 20:48 | Fix a problem with fix [b4b57413]. check-in: ca7b7aae user: dan tags: trunk | |
Changes
Changes to src/expr.c.
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** if we reach this point, either A and B both window functions or
** neither are a window functions. */
assert( ExprHasProperty(pA,EP_WinFunc)==ExprHasProperty(pB,EP_WinFunc) );
if( ExprHasProperty(pA,EP_WinFunc) ){
if( sqlite3WindowCompare(pParse,pA->y.pWin,pB->y.pWin)!=0 ) return 2;
}
#endif
}else if( pA->op==TK_COLLATE ){
if( sqlite3_stricmp(pA->u.zToken,pB->u.zToken)!=0 ) return 2;
}else if( strcmp(pA->u.zToken,pB->u.zToken)!=0 ){
return 2;
}
}
if( (pA->flags & EP_Distinct)!=(pB->flags & EP_Distinct) ) return 2;
if( (combinedFlags & EP_TokenOnly)==0 ){
if( combinedFlags & EP_xIsSelect ) return 2;
if( (combinedFlags & EP_FixedCol)==0
|
> > | |
4854 4855 4856 4857 4858 4859 4860 4861 4862 4863 4864 4865 4866 4867 4868 4869 4870 4871 4872 |
** if we reach this point, either A and B both window functions or
** neither are a window functions. */
assert( ExprHasProperty(pA,EP_WinFunc)==ExprHasProperty(pB,EP_WinFunc) );
if( ExprHasProperty(pA,EP_WinFunc) ){
if( sqlite3WindowCompare(pParse,pA->y.pWin,pB->y.pWin)!=0 ) return 2;
}
#endif
}else if( pA->op==TK_NULL ){
return 0;
}else if( pA->op==TK_COLLATE ){
if( sqlite3_stricmp(pA->u.zToken,pB->u.zToken)!=0 ) return 2;
}else if( ALWAYS(pB->u.zToken!=0) && strcmp(pA->u.zToken,pB->u.zToken)!=0 ){
return 2;
}
}
if( (pA->flags & EP_Distinct)!=(pB->flags & EP_Distinct) ) return 2;
if( (combinedFlags & EP_TokenOnly)==0 ){
if( combinedFlags & EP_xIsSelect ) return 2;
if( (combinedFlags & EP_FixedCol)==0
|